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Finding the Fourth Proportional to 24,910.94, 37,367.40 and 9,920.90

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Solution

The fourth proportional to 24,910.94, 37,367.40 and 9,920.90 is: 14,881.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,910.94 : 37,367.40 = 9,920.90 : x
  2. Step 2: Convert to fraction form
    24,910.94/37,367.40 = 9,920.90/x
  3. Step 3: Cross multiply
    24,910.94x = 37,367.40 × 9,920.90
  4. Step 4: Simplify right side
    24,910.94x = 370,718,238.66
  5. Step 5: Solve for x
    x = 370,718,238.66/24,910.94
  6. Step 6: Final answer
    x = 14,881.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.